Home / 32,679.60-49,008.66-10,487.71

Finding the Fourth Proportional to 32,679.60, 49,008.66 and 10,487.71

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Solution

The fourth proportional to 32,679.60, 49,008.66 and 10,487.71 is: 15,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,679.60 : 49,008.66 = 10,487.71 : x
  2. Step 2: Convert to fraction form
    32,679.60/49,008.66 = 10,487.71/x
  3. Step 3: Cross multiply
    32,679.60x = 49,008.66 × 10,487.71
  4. Step 4: Simplify right side
    32,679.60x = 513,988,613.57
  5. Step 5: Solve for x
    x = 513,988,613.57/32,679.60
  6. Step 6: Final answer
    x = 15,728.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.